shaders branch: Use ColorShader for cliping.
shaders branch: Use ColorShader for cliping.

svn path=/branches/libavg_shaders/; revision=7281

yyd01245/libavg,libavg/libavg,th3infinity/libavg,scotty007/libavg,scotty007/libavg,hoodie/libavg,th3infinity/libavg,libavg/libavg,scotty007/libavg,hoodie/libavg,yyd01245/libavg,hoodie/libavg,hoodie/libavg,th3infinity/libavg,yyd01245/libavg,libavg/libavg,scotty007/libavg,libavg/libavg,th3infinity/libavg,yyd01245/libavg